SHUMARD — CATALOGUE OF PALEOZOIC FOSSILS. 347 



ACTINOCRIXUS, Miller (continued), 

 planobasalis, Hall, 1858. Geol. Iowa, vol. i., p. 19. (Compare 



P. injlatus, Hall.) — Erie. — Burlington, Iowa, 

 planodiscus, Hall, 1860. Geol. Iowa, Sup. to vol. i., p. 45. — Arch. 



— Nauvoo, Illinois. 



plinnosus, v. Glyptocrinus plumosus. 



pocillum, Hall, 1862. 15th Rep. Reg. State Cab. N.York, p. 134. 

 — Ham. — Western New York. 



polydactylus, v. Mariacrinus polydactylus. 



precursor, Hall, 1862. 15th Rep. Reg. State Cab. New York, p. 

 131. — Ham. — Western New York. 



proboscidialis, Hall, 1858. Geol, Iowa, vol. i., p. 584, pi. 10, fig. 

 13.— Dana, 1863. Man. Geol., p. 312, fig. 524. (Compare 

 A. quaternarius and A. sexarmatus, Hall.) — Enc. — Burling- 

 ton, Iowa. 



pyriforniis, Shumard, 1855. 2d Rep. Geol. Missouri, pt. 2, p. 192, 

 pi. A, fig. 6. — Enc. — Marion and Clark Counties., Mis- 

 souri; Burlington, Iowa; near Monmouth, Illinois. 



var. rudis,-\ Meek & Wor., 1861 ; (not A. rudis, Hall, 1860.) 



pyramidatus, Hall, 1858. Geol. Iowa, vol. i., p. 565. — Enc. — 

 Burlington, Iowa. 



quadrispinus, White, 1862. Pr. Bost. Soc. Nat. Hist., vol. ix., p. 



15. — Enc. — Burlington, Iowa, 

 quaternarius, Hall, 1860. Geol. Iowa, Sup. to vol. i., p. 22. — 



(Compare A. proboscidialis and A. sexarmatus, Hall.) — 



Enc. — Burlington, Iowa. 



var. spiniferus, Hall, Feb., 1861. Des. New Crinoidea, Prelim. 



Not., p. 11. — Enc. — Burlington, Iowa, 

 quinquelobus, Hall, 1860. Geol. Iowa, Sup. to vol. i., p. 17. — 



Enc. — Burlington, Iowa, 

 ramulosus, Hall, 1858. Geol. Iowa, vol. i., p. 616, pi. 15, fig. 7. 



— Arch. — Nauvoo, Illinois. 



regalis, Hall, 1860. Geol. Iowa, Sup. to vol. i., p. 8. — Enc. — 



Burlington, Iowa, 

 remibrachiatus, Hall, Feb., 1861. Des. New Crinoidea, Prelim. 



Not., p. 11. — Enc. — Burlington, Iowa, 

 reticulatus, Hall, Feb., 1861. Des. New Crinoidea, Prelim. Not., 



p. 2. — Id. Jan., 1861. Jour. Bost. Soc. Nat. Hist., vol. vii., 



p. 269. — Enc. — Burlington, Iowa, 

 rotundus, Yandell and Shumard, 1855. 2d Rep. Geol. Missouri, 



pt. 2, p. 191, pi. A, fig. 2. — Actinocrinites, Christy, 1848. 



Letters on Geol., pi. i., fig. 3, 4. — Arch. — Rocheport, Mis- 

 souri ; Nauvoo, Illinois. 



rudis, Hall, 1860, Geol. Iowa, Sup. to vol. i., p. 33. — Enc. — Bur- 

 lington, Iowa. 



t I learn from a letter recently received from Mr. Meek, that he now 

 regards the var. rudis as a species quite distinct from A. pyriformis, and 

 that he has chauged the name in a paper which is being printed by the 

 Acad. Nat. Sci. Philad. 



[August, 1865.] 23 



